{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T23:42:45.572868+00:00","duration_seconds":7.144653,"id":1483426,"input_summary":"chars=89 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AT7WT","confidence":0.78},{"callsign":"K7CPR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=AT7WT,K7CPR","recording_id":151129,"started_at":"2026-07-07T23:42:38.428215+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148844}